<?php
class RamoAtuacao extends Zend_Db_Table{
	protected $_primary = 'id_atuacao';
	protected $_name 	= 'ramo_atuacao';

	public function buscar(){
		$db = Zend_Registry::get('db');
		$sql = 'select id_atuacao,
					   ds_atuacao
		          from ramo_atuacao';
		return $db->query($sql)->fetchAll();
	}
}